minor cleanup & changes

git-svn-id: https://svn.code.sf.net/p/vbam/code/trunk@284 a31d4220-a93d-0410-bf67-fe4944624d44

res/todo.txt

@@ -20,6 +20,8 @@ Important:
 
 
 Less important:
+- Update 7-Zip code from 4.23 to current (4.57)
+
 - Add documentation for VBA-M (configuration guide)
 
 - DDraw, D3D, OGL: Add full screen device & frequency selection

src/GBA.cpp

@@ -1300,9 +1300,7 @@ int CPULoadRom(const char *szFile)
     return 0;
   }
 
-  u8 *whereToLoad = rom;
-  if(cpuIsMultiBoot)
-    whereToLoad = workRAM;
+  u8 *whereToLoad = cpuIsMultiBoot ? workRAM : rom;
 
   if(CPUIsELF(szFile)) {
     FILE *f = fopen(szFile, "rb");

src/Util.cpp

@@ -457,20 +457,6 @@ bool utilIsGBImage(const char * file)
   return false;
 }
 
-bool utilIsZipFile(const char *file)
-{
-  if(strlen(file) > 4) {
-    const char * p = strrchr(file,'.');
-
-    if(p != NULL) {
-      if(_stricmp(p, ".zip") == 0)
-        return true;
-    }
-  }
-
-  return false;
-}
-
 bool utilIsGzipFile(const char *file)
 {
   if(strlen(file) > 3) {
@@ -487,7 +473,8 @@ bool utilIsGzipFile(const char *file)
   return false;
 }
 
-void utilGetBaseName(const char *file, char *buffer)
+// strip .gz or .z off end
+void utilStripDoubleExtension(const char *file, char *buffer)
 {
   if(buffer != file) // allows conversion in place
     strcpy(buffer, file);
@@ -519,7 +506,7 @@ static File_Extractor* scan_arc(const char *file, bool (*accept)(const char *),
 		strncpy(buffer,fex_name(fe),sizeof buffer);
 		buffer [sizeof buffer-1] = '\0';
 
-		utilGetBaseName(buffer, buffer); // strip .gz or .z off end
+		utilStripDoubleExtension(buffer, buffer);
 
 		if(accept(buffer)) {
 			found = true;
@@ -578,7 +565,7 @@ u8 *utilLoad(const char *file,
 {
 	// find image file
 	char buffer [2048];
-	File_Extractor* fe = scan_arc(file,accept,buffer);
+	File_Extractor *fe = scan_arc(file,accept,buffer);
 	if(!fe)
 		return NULL;
 
@@ -590,6 +577,7 @@ u8 *utilLoad(const char *file,
 	u8 *image = data;
 
 	if(image == NULL) {
+		// allocate buffer memory if none was passed to the function
 		image = (u8 *)malloc(utilGetSize(size));
 		if(image == NULL) {
 			fex_close(fe);
@@ -601,7 +589,7 @@ u8 *utilLoad(const char *file,
 	}
 
 	// Read image
-	int read = fileSize <= size ? fileSize : size;
+	int read = fileSize <= size ? fileSize : size; // do not read beyond file
 	fex_err_t err = fex_read_once(fe, image, read);
 	fex_close(fe);
 	if(err) {

src/Util.h

@@ -40,10 +40,8 @@ extern bool utilWriteBMPFile(const char *, int, int, u8 *);
 extern void utilApplyIPS(const char *ips, u8 **rom, int *size);
 extern bool utilIsGBAImage(const char *);
 extern bool utilIsGBImage(const char *);
-extern bool utilIsZipFile(const char *);
 extern bool utilIsGzipFile(const char *);
-extern bool utilIsRarFile(const char *);
-extern void utilGetBaseName(const char *, char *);
+extern void utilStripDoubleExtension(const char *, char *);
 extern IMAGE_TYPE utilFindType(const char *);
 extern u8 *utilLoad(const char *,
                     bool (*)(const char*),

src/win32/MainWnd.cpp

@@ -483,9 +483,9 @@ bool MainWnd::FileRun()
   char tempName[2048];
   char file[2048];
 
-  utilGetBaseName(theApp.szFile, tempName);
+  utilStripDoubleExtension(theApp.szFile, tempName);
 
-  _fullpath(file, tempName, 1024);
+  _fullpath(file, tempName, 2048);
   theApp.filename = file;
 
   int index = theApp.filename.ReverseFind('.');